Dog toy



FIG. 1 is a bottom view of the dog toy employing my new design;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a front view of the dog toy shown in FIG. 1, the right side, left side and rear views thereof being substantially identical thereto; and,

FIG. 4 is a front elevational view of FIG. 1. 

CLAIM The ornamental design for a dog toy, substantially as shown and described. 